Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264189AbUD0PlR (ORCPT ); Tue, 27 Apr 2004 11:41:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264184AbUD0PlR (ORCPT ); Tue, 27 Apr 2004 11:41:17 -0400 Received: from kinesis.swishmail.com ([209.10.110.86]:28682 "EHLO kinesis.swishmail.com") by vger.kernel.org with ESMTP id S264189AbUD0PkD (ORCPT ); Tue, 27 Apr 2004 11:40:03 -0400 Message-ID: <408E7FBE.7010700@techsource.com> Date: Tue, 27 Apr 2004 11:43:58 -0400 From: Timothy Miller MIME-Version: 1.0 To: Tom Vier CC: linux-kernel@vger.kernel.org Subject: Re: File system compression, not at the block layer References: <40898834.7040803@techsource.com> <20040424022458.GA16166@zero> In-Reply-To: <20040424022458.GA16166@zero> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 838 Lines: 25 Tom Vier wrote: > On Fri, Apr 23, 2004 at 05:18:44PM -0400, Timothy Miller wrote: > >>In a drive with multiple platters and therefore multiple heads, you >>could read/write from all heads simultaneously. Or is that how they >>already do it? > > > fwih, there was once a drive that did this. the problem is track alignment. > these days, you'd need seperate motors for each head. > Oh, yeah. Forget the separate motors. Would definately need that to move heads independently. The problem is track alignment. Don't drives dedicate one track on one platter as an alignment track? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/